<template>
    <el-row>
        <el-col :span="8" style="padding-right:10px">
            <el-card class="box-card">
                <div class="user">
                    <img src="../assets/images/user.jpg" alt="">
                    <div class="userinfo">
                        <p class="name">Admin</p>
                        <p class="access">超级管理员</p>
                    </div>
                </div>
                <div class="login-info">
                    <p>上次登录时间: <span>2022-9-9</span></p>
                    <p>上次登录地点: <span>广州</span></p>
                </div>
            </el-card>
            <el-card style="margin-top:20px;height:460px;">
                <el-table :data="tableData" style="width: 100%">
                    <!-- <el-table-column prop="name" label="课程" >
                    </el-table-column>
                    <el-table-column prop="todayBuy" label="今日购买" >
                    </el-table-column>
                    <el-table-column prop="monthBuy" label="本月购买" >
                    </el-table-column>
                    <el-table-column prop="totalBuy" label="总购买" >
                    </el-table-column> -->
                    <el-table-column v-for="(val,key) in tableList" :prop="key" :label="val" />
                </el-table>
            </el-card>
        </el-col>
        <el-col :span="16" style="padding-left:10px">
            <div class="num">
                <el-card v-for="item in countData" :key="item.name" :body-style="{display:'flex', padding:0}">
                    <i class="icon" :class="`el-icon-${item.icon}`" :style="{background:item.color}"></i>
                    <div class="detail">
                        <p class="price"> ￥ {{item.value}}</p>
                        <p class="desc">{{item.name}}</p>
                    </div>
                </el-card>
            </div>
            <el-card style="height:280px">
                <!-- 折线图 -->
                <div ref="echarts1" style="height:280px"></div>
            </el-card>
            <div class="graph">
                <el-card style="height:260px">
                    <!-- 柱状图 -->
                    <div ref="echarts2" style="height:260px"></div>
                </el-card>
                <el-card style="height:260px">
                    <!-- 饼状图 -->
                    <div ref="echarts3" style="height:240px"></div>
                </el-card>
            </div>
        </el-col>
    </el-row>
</template>

<script>
import {getData} from '../api'
import * as echarts from 'echarts'
export default {
    data() {
        return {
          tableData: [],
          tableList: {
            name: '课程',
            todayBuy: '今日购买',
            monthBuy: '本月购买',
            totalBuy: '总购买',
          },
          countData: [
            {
              name: "今日支付订单",
              value: 1234,
              icon: "success",
              color: "#2ec7c9"
            },
            {
              name: "今日收藏订单",
              value: 210,
              icon: "star-on",
              color: "#ffb980"
            },
            {
              name: "今日未支付订单",
              value: 1234,
              icon: "s-goods",
              color: "#5ab1ef"
            },
            {
              name: "本月支付订单",
              value: 1234,
              icon: "success",
              color: "#2ec7c9"
            },
            {
              name: "本月收藏订单",
              value: 210,
              icon: "star-on",
              color: "#ffb980"
            },
            {
              name: "本月未支付订单",
              value: 1234,
              icon: "s-goods",
              color: "#5ab1ef"
            },
          ]
        }
    },
    mounted() {
        getData().then(({data}) => {
          // console.log(data)
          const {tableData} = data.data
          // console.log(tableData)
        //   console.log(data.data)
          this.tableData = tableData

          // 折线图
          // 基于准备好的dom，初始化echarts实例
          const echarts1 = echarts.init(this.$refs.echarts1)
          // 指定图表的配置项和数据
          var echarts1Option = {}
          // 处理数据xAxis
          const {orderData,userData,videoData} = data.data
          const xAxis = Object.keys(orderData.data[0])
          const xAxisData = {
              data: xAxis
          }
          // console.log(xAxis)
          echarts1Option.xAxis = xAxisData
          echarts1Option.yAxis = {}
          echarts1Option.legend = xAxisData
          echarts1Option.series = []
          xAxis.forEach(key => {
              echarts1Option.series.push({
                  name: key,
                  data: orderData.data.map(item => item[key]),
                  type: 'line'
              })
          })
          console.log(echarts1Option)
          // 使用刚指定的配置项和数据显示图表。
          echarts1.setOption(echarts1Option)

          // 柱状图
          const echarts2 = echarts.init(this.$refs.echarts2)
          const echarts2Option = {
              legend:{
                  // 图例文字颜色
                  textStyle:{
                      color:"#333"
                  },
              },
              grid:{
                  left:"20%",
              },
              // 提示框
              tooltip:{
                  trigger:"axis"
              },
              xAxis:{
                  type:"category", // 类目轴
                  data:userData.map(item => item.date),
                  axisLine:{
                      lineStyle:{
                          color:"#17b3a3"
                      },
                  },
                  axisLabel:{
                      interval:0,
                      color:"#333"
                  },
              },
              yAxis:[
                  {
                      type:"value", 
                      axisLine:{
                          lineStyle:{
                              color:"#17b3a3"
                          },
                      },
                  }
              ],
              color:["#2ec7c9","#b6a2de"],
              series:[
                  {
                      name:'新增用户',
                      data:userData.map(item => item.new),
                      type:'bar'
                  },
                  {
                      name:'活跃用户',
                      data:userData.map(item => item.active),
                      type:'bar'
                  }
              ]
          }
          echarts2.setOption(echarts2Option)


          // 饼状图
          const echarts3 = echarts.init(this.$refs.echarts3)
          const echarts3Option = {
              tooltip:{
                  trigger:"item",
              },
              color:[
                  "#0f78f4",
                  "#dd536b",
                  "#9462e5",
                  "#a6a6a6",
                  "#e1bb22",
                  "#39c362",
                  "#3ed1cf",
              ],
              series:[
                  {
                      data:videoData,
                      type:'pie'
                  }
              ]
          }
          echarts3.setOption(echarts3Option)
        })
    },
}
</script>

<style lang="less" scoped>
.user {
  display: flex;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #ccc;
  align-items: center;

  img {
    margin-right: 40px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
  }
}

.userinfo {
  .name {
    font-size: 32px;
    margin-bottom: 10px;
  }

  .access {
    color: #999;
  }
}

.login-info {

  p {
    line-height: 28px;
    font-size: 14px;
    color: #999;

    span {
      color: #666;
      margin-left: 60px;
    }
  }
}
.num{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    .icon{
        width: 80px;
        height: 80px;
        font-size: 30px;
        text-align: center;
        line-height: 80px;
        color: #fff;
    }
    .detail{
      margin-left: 15px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      .price{
          font-size: 30px;
          margin-bottom: 10px;
          line-height: 30px;
          height: 30px;
      }
      .desc{
          font-size: 14px;
          color: #999;
          text-align: center;
      }
    }
    .el-card{
        width: 32%;
        margin-bottom: 20px;
    }
}
.graph{
  margin-top: 20px;
    display: flex;
    justify-content: space-between;
    .el-card{
      width: 48%;
    }
}
</style>